function formatDate(inputDateString) {
    // 创建 Date 对象
    const date = new Date(inputDateString);

    // 获取年份、月份、日期、小时和分钟
    const year = date.getFullYear();
    const month = String(date.getMonth() + 1).padStart(2, '0'); // 月份从 0 开始，所以要加 1
    const day = String(date.getDate()).padStart(2, '0');
    const hours = String(date.getHours()).padStart(2, '0');
    const minutes = String(date.getMinutes()).padStart(2, '0');
    const seconds = String(date.getSeconds()).padStart(2, '0');

    // 格式化为所需的字符串格式
    return `${year}-${month}-${day} ${hours}:${minutes}:${seconds}`;
}

module.exports = {
    formatDate: formatDate,
}